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.

Cockeysville, MD [Prefix detail]

LATA: 238 BALTIMORE MD

LIR:

V: 05480 H: 01603

ILEC: 9212 VERIZON MARYLAND, INC.

Includes all or part of:

NPA 410:

229 316 329 403 498 527 568 584 628 666 667 683 771 773 785 891

NPA 443:

281 318 330 353 391 428 541 556 578 589 689 705 886 933

NPA 667:

318 846

See all [Local Prefixes]

Local calling FROM 30 exchanges: [Reverse direction]

Rate centrePlan typeCall typeMonthly limit (minutes)NoteEffective date
Arbutus, MD     
Armiger-Gibson Island, MD     
Baltimore, MD     
Brooklyn Park-Linthicum, MD     
Catonsville, MD     
Chase, MD     
Dundalk, MD     
Elkridge, MD     
Ellicott City, MD     
Essex, MD     
Fork, MD     
Glen Burnie, MD     
Hampstead, MD     
Jarrettsville, MD     
Jarrettsville 941, MD     
Parkton, MD     
Parkville, MD     
Pikesville, MD     
Randallstown, MD     
Reisterstown, MD     
Severn, MD     
Severna Park, MD     
Sparks-Glencoe, MD     
Sparrows Point, MD     
Sykesville, MD     
Towson, MD     
Waterloo, MD     
Waterloo (Washington DC LATA), MD     
Woodlawn, MD     
Worthington, MD     

Last updated: Wed, 04 Mar 2026 03:00:52 UTC

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