IHG:
- IBM – 000243132
- HP – 000106372
- General Electric – 000102806
- Siemens – 000104256
- 3M – 000101672
- Ace Hardware – 100862437
- AT&T – 150711
- AT&T – 000150711
- Bank of America Corp – 109568
- Bayer – 000251321
- Cisco – 954410926
- Coca-Cola – 128813
- ConocoPhillips – 262552
- Dell – 954284898
- Federal Express – 000109207 / FedEx – 109207
- Ford Company – 000103772
- Fujitsu – 100016221
- Google – 100199528
- Honda – 100371240
- Kraft – 105406
- Lafarge – 900000588
- Lenovo – 100211707
- Lowe’s – 924806
- Microsoft – 100857558
- Motorola – 128554
- Network Appliance – 954284247
- Oracle – 100183394
- Philips – 953100013
- Target Corporation – 000888400
- Toyota – 954409548
- UPS – 108146
- Wal-Mart Stores – 000293512
Marriott:
- Accenture – ACC
- AT&T – ATT
- Cisco – CIS
- Dell – DEL
- Deloitte – DTC
- EMC – EMC
- Ford – FRD
- General Electric – GEE (cheapest in Hong Kong)
- General Motors – GMC
- IBM – IBM (cheapest in China)
- HP – HPQ (cheapest in China)
- Oracle – ORA
- Pepsi – PEP
- SAP – SAP
- Siemens – SIE (cheap in Hong Kong)
- Siemens – SEM
- UBS – UBS
Starwood:
- Accenture – 57464
- Cisco – 260247
- Deloitte – 7770781 or 2754
- DTV – 296011
- General Electric – 9360
- IBM – 18000
- Oracle – 77377
- UTC – 30744
- Lufthansa (also Hyatt IBM rate) – 13717
- Pfizer – 4899
- APAC – 253568
- UPenn – 4309
- Harvard – 17885
- Deloitte – 5232
- DB – 11353
- IBM – 4313
- PWC – 5232
- DB – 11353
- MSDW – 2743 or 59009
- CPI – 281403
- BMS – 5298
- Goldman – 254797
- HP – 5105
- MSFT – 253151
- Bellsouth – 256810
- ATK – 259552 & 5444
- CVS – 283335
- Gillette – 4764
- Federated – 66272
- E&Y – 253511
- IIDA – 290717
- Ford – 8122
Hilton:
- HP – 009122532
- IBM – 0901452 (USA only) / 001368083 (International)
- Accenture – 010850857
- Akzo Noble – 402371223
- FFEIE – D600198360
- MVP – 0560041604
- Siemens – 323009803
- Sixt (good for German hotels) – D343260360
- Volvo Car Corp – 355019365
- Fedex – N0001231 (10% system-wide) (includes U.S. Hilton Hotels, all Conrad Hotels, all Hilton Garden Inns)
- All Other U.S. Hilton Family Brands – 422795100 (includes Hampton Inns,
- Homewood
- Suites, Doubletree, Embassy Suites)
- All Hilton Family Hotels outside the U.S. D058070459
- Blackstone
- N9880578 for US Hilton, Conrad, Hilton Garden Inn and Waldorf=Astoria Collection
- 0560054725 for US Doubletree, Homewood Suites, Hampton Inns and Embassy Suites
- D332376164 for outside Hilton and Doubletree Hotels
Hyatt：
- Hyatt Super Corp rate (53421)
- AAA: AAA (15985), AAA (17500)
- Bank Atlantic: Bank Atlantic (79103)
- Chanel: Chanel (11821)
- Company TVL Rate: Company TVL Rate (23079), Company TVL Rate (68083)
- Costco: Costco (13365)
- Credit Lyonnais: Credit Lyonnais (13516)
- Credit Suisse: Credit Suisse (12624)
- Duty Free Shoppers N V: Duty Free Shoppers N V (12114)
- Daimler-Benz: Daimler-Benz (99800)
- GE: GE (16700), GE International (13307)
- IBM: IBM (13717)
- Lehman Brothers: Lehman Brothers (12159)
- Li& Fung Trading Ltd: Li& Fung Trading Ltd (90010)
- Louis Vuitton: Louis Vuitton (12114)
- Mitsubishi Heavy Indust: Mitsubishi Heavy Indust (11657)
- NEC: NEC (16733)
- Samsung Electronics Sem: Samsung Electronics Sem (57039)
- Senior Citizen: Senior Citizen (17497)
- Worldrate: Worldrate (61059)