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.

Gaithersburg, MD [Prefix detail]

LATA: 236 WASHINGTON DC

LIR:

V: 05595 H: 01637

ILEC: 9212 VERIZON MARYLAND, INC.

Includes all or part of:

NPA 227:

227 245 258

NPA 240:

224 243 246 252 261 306 327 361 364 372 388 404 449 454 474 477 562 597 631 632 654 658 683 686 690 702 720 750 751 780 793 798 801 805 813 848 912 937 981 982

NPA 301:

208 216 250 252 301 330 337 355 366 370 407 515 519 525 527 528 540 556 569 591 740 820 869 916 926 944 947 956 963 972 977 987 990

See all [Local Prefixes]

Local calling FROM: [Reverse direction]

OCNRate centrePlan typeCall typeMonthly limit (minutes)NoteEffective date
Ashton, MD     
Ashton (Baltimore LATA), MD     
Damascus, MD     
Damascus (Hagerstown LATA), MD     
Poolesville, MD     
Washington Zone 1, DC     
Washington Zone 10, MD     
Washington Zone 11, MD     
Washington Zone 12, MD     
Washington Zone 2, MD     
Washington Zone 3, MD     

*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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