Area code · AL
251 area code
The 251 area code serves Mobile, Alabama. Look up a specific 251 number, or browse other popular area codes.
2 min readUpdated October 6, 2026By the SecondBars team
Location
Mobile, AL
Timezone
Central
State
Alabama
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 phone lookup to see what we have on file for it. Don't call back numbers you don't recognize or share personal details, and block numbers that keep calling.
EXPLOREPopular area codes
Backup data for your phone
Dropped signal around Mobile?
SecondBars adds a second cellular network beside your carrier, so your phone has backup data when your carrier drops out. Keep your number. From $18 a month.