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.

Columbia, MD [Prefix detail]

LATA: 238 BALTIMORE MD

LIR:

V: 05548 H: 01598

ILEC: 9212 VERIZON MARYLAND, INC.

Includes all or part of:

NPA 410:

290 309 312 381 423 447 531 707 715 730 740 772 794 872 884 910 953 964 992 997

NPA 443:

259 276 283 285 319 367 393 430 472 518 535 537 538 539 542 545 546 583 656 718 741 745 766 774 812 832 864 878 896 917 979

NPA 667:

200 240 257 261 300 359 421 447 678 786

See all [Local Prefixes]

Local calling TO: [Reverse direction]

OCNRate centrePlan typeCall typeMonthly limit (minutes)NoteEffective date
Arbutus, MD     
Ashton, MD     
Ashton (Baltimore LATA), MD     
Baltimore, MD     
Brooklyn Park-Linthicum, MD     
Catonsville, MD     
Elkridge, MD     
Ellicott City, MD     
Glen Burnie, MD     
Glenwood, MD     
Laurel, MD     
Laurel (Baltimore LATA), MD     
Pikesville, MD     
Randallstown, MD     
Towson, MD     
Washington Zone 12, MD     
Washington Zone 13, MD     
Washington Zone 13 (Baltimore LATA), MD     
Washington Zone 3, MD     
Waterloo, MD     
Waterloo (Washington DC LATA), MD     
Woodlawn, 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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.