Area code · AL
251 area code
The 251 area code serves Mobile, Alabama. Look up a specific 251 number, check spam reports, and stop spam calls automatically.
schedule2 min readUpdated May 15, 2026By the Halo team
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Location
Mobile, AL
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Timezone
Central
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State
Alabama
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Major cities
Mobile
ABOUTAbout the 251 area code
The 251 area code is assigned to Mobile, Alabama. Phone numbers with this area code are used by residents and businesses in the Mobile metropolitan area and surrounding communities.
If you've received an unwanted call from a 251 area code number, use the Halo phone lookup tool to check if it has been reported as spam. Halo AI blocks 99% of spam calls at the network level, protecting you from robocalls, scams, and telemarketers before they ever reach your phone.
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