London Heathrow Airport has 4 Terminals. Here is the info for facilities at T3.

TERMINAL 3 ....is the long haul terminal for US, South American, Asian and Asia Pacific airlines plus most African carriers. SAS flights to Scandinavia and British Airways to Cape Town, Lagos and Miami also use T3.

Terminal 3 - Departures
Terminal 3 - Arrivals
Terminal 3 - Airside

Terminal 3 :- Departures
Bureaux de ChangeTwo Bureaux de Change in the middle of the shopping row. Thomas Cook open 05:30 - 22:00, Travelex open 05:00 - 22:00.
Cash DispensersThree machines beside the Travelex Bureau de Change handle most international and domestic cards.
Food and DrinkThere is a restaurant, a burger bar and a pub on the left hand side of the Departures floor, with a coffee shop towards the right hand end of the shopping row.
Left LuggageNone on Departures level, the nearest is in Arrivals.
Pay PhonesLocated throughout the floor. Fax facility on some phones.
Postal ServicesMail boxes and stamp machines at the walkway to the short stay car park, beside the ramp to the Departure gates plus a mail box Airside.
ShoppingA varied selection of outlets. Wider choice at duty free prices available Airside after passport control.
Smoking AreaThree smoking areas on this level. On left opposite Booksplus, in the middle opposite Travelex and a smaller area in corridor to Arrivals on right hand side of the building.
ToiletsAt each end of the building, with disabled facilities in both plus a baby change room at the left hand end near the catering outlets.


Terminal 3 :- Arrivals
Bureau de ChangeTwo Bureaux de Change in Baggage Reclaim. Thomas Cook open 05:15 - 22:00 and Travelex open 05:15 - 21:30.
BusesLimited services available at bus station through Exit 2. Most buses also stop at the main coach station. Follow the signs.
Car HireMajor companies have desks on right of terminal towards Exit 1.
Cash DispensersTwo near the Booksplus news shop - Barclays and Midland provide facilities for most international and domestic cards.
Food and DrinkMeals, snacks and drinks available.
Hotel ReservationsThere is a hotel desk near the Information desk.
Information DeskIn middle of main Arrivals area near the Bureaux de Change.
Lefy LuggageOn extreme right hand side of hall between Exits 1 & 2. Open 05:30-22:30. Costs £2.50 per item for up to 6 hours, £3.00 for 12 hours, £3.50 per 24 hour period.
Luggage TrolleysIn Baggage Reclaim - plentiful and free.
Pay PhonesIn Baggage Reclaim. Some with fax facility in main Arrivals hall.
ParkingAccess to short stay car park by lift to Departures level and covered walkway.
Postal ServicesMail box / stamp machine in front of Information desk.
ShoppingThere is a news shop / bookstore and a map shop. Extra outlets available on Departures level.
Smoking AreaThere is a smoking area beside Café Select.
TaxiTaxi rank on forecourt. Follow signs to Exit 2.
ToiletsWith baby care and disabled facilities in Baggage Reclaim opposite carrousel 4. Also upstairs on the mezzanine floor waiting level. Disabled facilities available but getting there is by lift/elevator and not convenient.
TrainFollow signs to the Underground or Heathrow Express for services to London. Access ramp and stairs between Exit 1 & 2.


Terminal 3 :- Airside
Bureaux de ChangeTwo Bureaux de Change. Thomas Cook open 06:00 to 22:00 near Tie Rack, Travelex open 05:30 to 22:00 beside Swatch.
Pay PhonesAvailable throughout the lounge.
Postal ServicesMail bin immediately after passport control.
ToiletsTwo, one on the left near Dixons. The other, with baby change facility, near Metro.