Boston Logan Airport ( BOS ) ATM, Banks & Currency

Banking / ATM Services at BOS located at Terminals A through E (TA - TB):
AA  Credit Union ATMs at TB - American Airlines side, baggage claim; and at TC
Bank of America ATMs
at TA,  Departure level, pre security at both the east and west entrance, and post-security by gate 6. 
at TB, at American AL side, by gates 37-38 and 30-36; at US Airways side: pre-security departures entrance by gates 4-14; post-security by shuttle checkpoint; and Departures level by elevators.
at TC, Departures level, pre-security, near main entrance
at TE, Arrivals level 1, east end, pre-security
Capital One ATMs  - at TA by gate 6; & at TC
at TE, Departures level, by  Jerrry Remy's; and on Arrivals level, near baggage claim.
Chase ATMs at TA at Arrivals level,  next to baggage claim; 
at TB at American AL side: Departure level, across from Legal C Bar; at US Airways side: Departure level entrance by gates 1-3 & Arrivals level baggage claim.
at TC Departures level, Pier B (United)
at TE, arrivals level 1 across from Customs Exit; departures level 3, by gates 7-8; departures level 2 by gates 1A & 1B.
Citizens Bank ATMs - at TA, Departues Level, on east entrance
Credit Union at TC
Santander ATMs are in Ta, TB, TC & TE
TD Bank ATM - at TB, American AL side, Arrivals level.

  

American Express Currency Exchange - tel. 617-569-6268 - at BOS Airport is located in Terminals A, B, & E :
at TA, Departures level, pre-security, and by gates 13-22;
at TB, Departures level, post-security, next to American Airlines Club; and at US Airways side, pre-security, near Air Canada gate.
At TC at arrivals, and
at TE, on Arrivals level 1 and departures level 3, post security.