City of Columbia


443 Area code: Columbia, Howard - Wireless

Directory Numbers

How to dial a U.S. number internationally:

  • Start with your country's exit code (e.g., 011 for the U.S. or Canada).
  • Dial the U.S. country code (+1).
  • Dial the 10-digit phone number (area code + local number).

  • 4438233400 | +1 443-823-3400 Maryland U.S.A.
  • 4438233401 | +1 443-823-3401 Maryland U.S.A.
  • 4438233402 | +1 443-823-3402 Maryland U.S.A.
  • 4438233403 | +1 443-823-3403 Maryland U.S.A.
  • 4438233404 | +1 443-823-3404 Maryland U.S.A.
  • 4438233405 | +1 443-823-3405 Maryland U.S.A.
  • 4438233406 | +1 443-823-3406 Maryland U.S.A.
  • 4438233407 | +1 443-823-3407 Maryland U.S.A.
  • 4438233408 | +1 443-823-3408 Maryland U.S.A.
  • 4438233409 | +1 443-823-3409 Maryland U.S.A.
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  • 4438233411 | +1 443-823-3411 Maryland U.S.A.
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  • 4438233415 | +1 443-823-3415 Maryland U.S.A.
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  • 4438233417 | +1 443-823-3417 Maryland U.S.A.
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  • 4438233447 | +1 443-823-3447 Maryland U.S.A.
  • 4438233448 | +1 443-823-3448 Maryland U.S.A.
  • 4438233449 | +1 443-823-3449 Maryland U.S.A.
  • 4438233450 | +1 443-823-3450 Maryland U.S.A.
  • 4438233451 | +1 443-823-3451 Maryland U.S.A.
  • 4438233452 | +1 443-823-3452 Maryland U.S.A.
  • 4438233453 | +1 443-823-3453 Maryland U.S.A.
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  • 4438233455 | +1 443-823-3455 Maryland U.S.A.
  • 4438233456 | +1 443-823-3456 Maryland U.S.A.
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  • 4438233469 | +1 443-823-3469 Maryland U.S.A.
  • 4438233470 | +1 443-823-3470 Maryland U.S.A.
  • 4438233471 | +1 443-823-3471 Maryland U.S.A.
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  • 4438233475 | +1 443-823-3475 Maryland U.S.A.
  • 4438233476 | +1 443-823-3476 Maryland U.S.A.
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  • 4438233478 | +1 443-823-3478 Maryland U.S.A.
  • 4438233479 | +1 443-823-3479 Maryland U.S.A.
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  • 4438233481 | +1 443-823-3481 Maryland U.S.A.
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  • 4438233497 | +1 443-823-3497 Maryland U.S.A.
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  • 4438233499 | +1 443-823-3499 Maryland U.S.A.