区号 地区或服务
200 易识码（特服号）
201 New Jersey新泽西
202 District of Columbia 哥伦比亚特区
203 Connecticut 康涅狄格
204 Manitoba
205 Alabama 阿拉巴马
206 Washington 华盛顿
207 Maine
208 Idaho 爱达荷
209 California 加利福尼亚
210 Texas 德克萨斯
211 无
212 New York 纽约
213 California
214 Texas
215 Pennsylvania
216 Ohio
217 Illinois
218 Minnesota
219 Indiana
220 General Purpose Code
221 Geographic Relief Code
222 易识码（特服号）
223 Geographic Relief Code
224 Illinois
225 Louisiana
226 Geographic Relief Code
227 Geographic Relief Code
228 Mississippi
229 Geographic Relief Code
230 Geographic Relief Code
231 Michigan
232 Geographic Relief Code
233 易识码（特服号）
234 Geographic Relief Code
235 Geographic Relief Code
236 General Purpose Code
237 Geographic Relief Code
238 General Purpose Code
239 Geographic Relief Code
240 Maryland
241 General Purpose Code
242 Bahamas
243 Geographic Relief Code
244 易识码（特服号）
245 General Purpose Code
246 Barbados
247 Geographic Relief Code
248 Michigan
249 General Purpose Code
250 British Columbia
251 Geographic Relief Code
252 North Carolina
253 Washington
254 Texas
255 易识码（特服号）
256 Alabama
257 General Purpose Code
258 Geographic Relief Code
259 General Purpose Code
260 Geographic Relief Code
261 Geographic Relief Code
262 Wisconsin
263 General Purpose Code
264 Anguilla
265 General Purpose Code
266 易识码（特服号）
267 Pennsylvania
268 Antigua/Barbuda
269 General Purpose Code
270 Kentucky
271 Geographic Relief Code
272 Geographic Relief Code
273 Geographic Relief Code
274 General Purpose Code
275 Geographic Relief Code
276 Geographic Relief Code
277 易识码（特服号）
278 Geographic Relief Code
279 General Purpose Code
280 Geographic Relief Code
281 Texas
282 Geographic Relief Code
283 General Purpose Code
284 British Virgin Islands
285 General Purpose Code
286 Geographic Relief Code
287 Geographic Relief Code
288 易识码（特服号）
289 Geographic Relief Code
290 扩展码
291 扩展码
292 扩展码
293 扩展码
294 扩展码
295 扩展码
296 扩展码
297 扩展码
298 扩展码
299 扩展码
300 易识码（特服号）
301 Maryland
302 Delaware
303 Colorado
304 West Virginia
305 Florida
306 Saskatchewan
307 Wyoming
308 Nebraska
309 Illinois
310 California
311 Non-Emergency Access
312 Illinois
313 Michigan
314 Missouri
315 New York
316 Kansas
317 Indiana
318 Louisiana
319 Iowa
320 Minnesota
321 Florida
322 易识码（特服号）
323 California
324 Geographic Relief Code
325 Geographic Relief Code
326 Geographic Relief Code
327 Geographic Relief Code
328 Geographic Relief Code
329 General Purpose Code
330 Ohio
331 Illinois
332 Geographic Relief Code
333 易识码（特服号）
334 Alabama
335 Geographic Relief Code
336 North Carolina
337 Louisiana
338 Geographic Relief Code
339 General Purpose Code
340 US Virgin Islands
341 California
342 General Purpose Code
343 Geographic Relief Code
344 易识码（特服号）
345 Cayman Islands
346 General Purpose Code
347 New York
348 Geographic Relief Code
349 General Purpose Code
350 Geographic Relief Code
351 Geographic Relief Code
352 Florida
353 Geographic Relief Code
354 General Purpose Code
355 易识码（特服号）
356 Geographic Relief Code
357 General Purpose Code
358 Geographic Relief Code
359 General Purpose Code
360 Washington
361 Texas
362 General Purpose Code
363 General Purpose Code
364 Geographic Relief Code
365 Geographic Relief Code
366 易识码（特服号）
367 General Purpose Code
368 General Purpose Code
369 Geographic Relief Code
370 保留
371 保留
372 保留
373 保留
374 保留
375 保留
376 保留
377 保留
378 保留
379 保留
380 Geographic Relief Code
381 Geographic Relief Code
382 General Purpose Code
383 Geographic Relief Code
384 Geographic Relief Code
385 Geographic Relief Code
386 Geographic Relief Code
387 Geographic Relief Code
388 易识码（特服号）
389 Geographic Relief Code
390 扩展码
391 扩展码
392 扩展码
393 扩展码
394 扩展码
395 扩展码
396 扩展码
397 扩展码
398 扩展码
399 扩展码
400 易识码（特服号）
401 Rhode Island
402 Nebraska
403 Alberta
404 Georgia
405 Oklahoma
406 Montana
407 Florida
408 California
409 Texas
410 Maryland
411 Local Directory Assistance
412 Pennsylvania
413 Massachusetts
414 Wisconsin
415 California
416 Ontario
417 Missouri
418 Quebec
419 Ohio
420 Geographic Relief Code
421 Geographic Relief Code
422 易识码（特服号）
423 Tennessee
424 California
425 Washington
426 Geographic Relief Code
427 General Purpose Code
428 General Purpose Code
429 General Purpose Code
430 Geographic Relief Code
431 Geographic Relief Code
432 Geographic Relief Code
433 易识码（特服号）
434 General Purpose Code
435 Utah
436 Geographic Relief Code
437 Geographic Relief Code
438 General Purpose Code
439 Geographic Relief Code
440 Ohio
441 Bermuda
442 California
443 Maryland
444 易识码（特服号）
445 Geographic Relief Code
446 Geographic Relief Code
447 Geographic Relief Code
448 General Purpose Code
449 Geographic Relief Code
450 Quebec
451 General Purpose Code
452 General Purpose Code
453 General Purpose Code
454 General Purpose Code
455 易识码（特服号）
456 Inbound International
457 Geographic Relief Code
458 Geographic Relief Code
459 Geographic Relief Code
460 Geographic Relief Code
461 Geographic Relief Code
462 General Purpose Code
463 Geographic Relief Code
464 Illinois
465 Geographic Relief Code
466 易识码（特服号）
467 General Purpose Code
468 Geographic Relief Code
469 Texas
470 Geographic Relief Code
471 General Purpose Code
472 Geographic Relief Code
473 Grenada
474 Geographic Relief Code
475 Geographic Relief Code
476 General Purpose Code
477 易识码（特服号）
478 Geographic Relief Code
479 Geographic Relief Code
480 Arizona
481 General Purpose Code
482 Geographic Relief Code
483 Geographic Relief Code
484 Pennsylvania
485 General Purpose Code
486 Geographic Relief Code
487 General Purpose Code
488 易识码（特服号）
489 General Purpose Code
490 扩展码
491 扩展码
492 扩展码
493 扩展码
494 扩展码
495 扩展码
496 扩展码
497 扩展码
498 扩展码
499 扩展码
500 Personal Communication Services
501 Arkansas
502 Kentucky
503 Oregon
504 Louisiana
505 New Mexico
506 New Brunswick
507 Minnesota
508 Massachusetts
509 Washington
510 California
511 Not Available
512 Texas
513 Ohio
514 Quebec
515 Iowa
516 New York
517 Michigan
518 New York
519 Ontario
520 Arizona
521 Mexico Roaming-Temp
522 Future PCS
523 Mexico Roaming-Temp
524 Mexico Roaming-Temp
525 Mexico Roaming-Temp
526 Mexico Roaming-Temp
527 Mexico Roaming-Temp
528 Mexico Roaming-Temp
529 Mexico Roaming-Temp
530 California
531 Geographic Relief Code
532 Geographic Relief Code
533 Future PCS
534 General Purpose Code
535 Geographic Relief Code
536 Geographic Relief Code
537 General Purpose Code
538 Geographic Relief Code
539 Geographic Relief Code
540 Virginia
541 Oregon
542 Geographic Relief Code
543 General Purpose Code
544 Future PCS
545 Geographic Relief Code
546 General Purpose Code
547 Geographic Relief Code
548 General Purpose Code
549 General Purpose Code
550 Geographic Relief Code
551 Geographic Relief Code
552 Geographic Relief Code
553 Geographic Relief Code
554 Geographic Relief Code
555 Not Available
556 Geographic Relief Code
557 Geographic Relief Code
558 Geographic Relief Code
559 California
560 Geographic Relief Code
561 Florida
562 California
563 Geographic Relief Code
564 General Purpose Code
565 Geographic Relief Code
566 Future PCS
567 Geographic Relief Code
568 General Purpose Code
569 General Purpose Code
570 Pennsylvania
571 Virginia
572 Geographic Relief Code
573 Missouri
574 Geographic Relief Code
575 General Purpose Code
576 General Purpose Code
577 Future PCS
578 Geographic Relief Code
579 Geographic Relief Code
580 Oklahoma
581 General Purpose Code
582 General Purpose Code
583 Geographic Relief Code
584 Geographic Relief Code
585 Geographic Relief Code
586 Michigan
587 Geographic Relief Code
588 Future PCS
589 Geographic Relief Code
590 扩展码
591 扩展码
592 扩展码
593 扩展码
594 扩展码
595 扩展码
596 扩展码
597 扩展码
598 扩展码
599 扩展码
600 Canada (Services)
601 Mississippi
602 Arizona
603 New Hampshire
604 British Columbia
605 South Dakota
606 Kentucky
607 New York
608 Wisconsin
609 New Jersey
610 Pennsylvania
611 Repair Service
612 Minnesota
613 Ontario
614 Ohio
615 Tennessee
616 Michigan
617 Massachusetts
618 Illinois
619 California
620 Geographic Relief Code
621 Geographic Relief Code
622 易识码（特服号）
623 Arizona
624 Geographic Relief Code
625 General Purpose Code
626 California
627 General Purpose Code
628 California
629 General Purpose Code
630 Illinois
631 New York
632 General Purpose Code
633 易识码（特服号）
634 General Purpose Code
635 General Purpose Code