Local Calling Guide

Rate centre information

Search by rate centre (exchange) name, region, area code, LATA. Enter full or partial name. Use official postal abbreviations for province/state/territory.

Washington Zone 3, MD [Prefix detail]

LATA: 236 WASHINGTON DC

LIR:

V: 05603 H: 01598

ILEC: 9212 VERIZON MARYLAND, INC.

Includes all or part of:

NPA 240:

247 305 331 338 350 351 353 354 355 381 393 398 423 424 429 432 438 450 460 461 462 463 468 472 475 476 478 481 485 491 494 501 502 504 505 531 533 535 595 601 602 603 604 605 606 637 638 641 643 645 650 662 670 676 678 687 688 701 704 705 706 723 748 821 839 847 863 867 893 945 963 988 997

NPA 301:

213 233 237 244 254 257 267 270 273 285 325 326 328 332 346 351 357 367 379 394 404 408 415 427 431 434 437 439 442 445 448 450 452 455 457 466 467 495 502 504 509 512 518 520 523 526 537 551 557 561 562 563 565 572 576 578 580 585 586 587 588 589 592 593 602 608 613 622 625 626 628 641 650 651 675 680 681 704 706 713 717 728 734 754 755 758 768 775 785 787 792 793 801 802 806 807 819 830 844 873 891 905 908 920 922 928 930 938 943 960 980 996

See all [Local Prefixes]

Local calling TO: [Reverse direction]

OCNRate centrePlan typeCall typeMonthly limit (minutes)NoteEffective date
Ashton, MD     
Ashton (Baltimore LATA), MD     
Columbia, MD     
Damascus, MD     
Damascus (Hagerstown LATA), MD     
Gaithersburg, MD     
Laurel, MD     
Laurel (Baltimore LATA), MD     
Washington Zone 1, DC     
Washington Zone 10, MD     
Washington Zone 11, MD     
Washington Zone 12, MD     
Washington Zone 13, MD     
Washington Zone 13 (Baltimore LATA), MD     
Washington Zone 14, MD     
Washington Zone 14 (Baltimore LATA), MD     
Washington Zone 15, MD     
Washington Zone 15 (Baltimore LATA), MD     
Washington Zone 16, MD     
Washington Zone 17, VA     
Washington Zone 19, VA     
Washington Zone 2, MD     
Washington Zone 4, MD     
Washington Zone 4 (Baltimore LATA), MD     
Washington Zone 5, MD     
Washington Zone 6, MD     
Washington Zone 8, VA     

*If OCN is blank, this indicates the default local calling area for all carriers. If OCN is not blank, then local calling is available for that OCN only.

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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