Find Butler County Pennsylvania post offices and USPS mailing boxes. Post offices provide information on bulk mail services, domestic mail delivery, international shipping, change of address, mail forwarding, PO boxes, and passport services.
Boyers Post Office 1188 Boyers Road Boyers PA 16020 724-735-2920
Bruin Post Office 105 Washington Street Bruin PA 16022 724-753-2691
Butler Post Office 345 South Main Street Butler PA 16001 724-214-6000
Cabot Post Office 452 Winfield Road Cabot PA 16023 724-352-2113
Callery Post Office 172 Railroad Street Evans City PA 16033 724-538-3801
Chicora Post Office 132 West Slippery Rock Street Chicora PA 16025 724-445-2011
Connoquenessing Post Office 175 Connoquenessing Main St Connoquenessing PA 16027 724-789-7440
Cranberry Twp Post Office 240 Executive Drive Cranberry PA 16066 724-779-1101
East Butler Post Office 720 Grant Avenue East Butler PA 16029 724-287-5169
Eau Claire Post Office 205 South Washington Street Eau Claire PA 16001 724-791-2228
Evans City Post Office 126 South Jackson Street Evans City PA 16033 724-538-9640
Fenelton Post Office 811 Clearfield Road Fenelton PA 16034 724-445-2677
Forestville Post Office 4114 William Flynn Highway Slippery Rock PA 16057 724-735-2327
Harrisville Post Office 115 South Main Street Harrisville PA 16038 724-735-2505
Herman Post Office 102 Geibel Road Butler PA 16002 724-282-3439
Hilliards Post Office 128 Old Mill Road Hilliards PA 16040 724-894-2645
Karns City Post Office 108 Petrolia Street Karns City PA 16041 724-756-3150
Lyndora Post Office 110 Whitestown Road Lyndora PA 16045 724-285-6650
Mars Post Office 111 Grand Avenue Mars PA 16046 724-625-2950
North Washington Post Office 739 Fairview Road Petrolia PA 16050 724-894-2219
Customers can request a temporary or permanent Change of Address either online or in person at the Post Office using PS Form 3575. The online application for Change of Address has a $1.00 identity validation fee.
Yes. Standard mail can be insured for up to $5,000 for an additional fee. Registered mail items can be insured for up to $50,000.
The Office of Inspector General (OIG) is a division within the USPS responsible for ensuring the integrity and accountability of the postal service. It conducts investigations to safeguard the postal system and performs audits and reviews.