| Heart of God Church | 13-character long comprising of NRIC No., month (first 3 letters) and nature of donation. T - Tithes, O - Offering, B - Building Fund, M - Missions |
| Keppel Club | 5 or 6 characters reference no. as provided by billing corporation |
| National Service Resort & Country Club | NRIC No. with Prefix |
| Orchid Country Club | 8 digit reference no. as provided by billing corporation |
| Republic of S’pore Yacht Club | 5 or 6 characters (1 alphabet & 4 digits or 1 alphabet & 5 digits) reference no. as provided by billing corporation |
| Seletar Country Club | Bill reference as provided by billing corporation |
| Serangoon Gardens Country Club | Bill reference as provided by billing corporation |
| S’pore Recreation Club | 5 digit reference no. as provided by billing corporation |
| S’pore Swimming Club | 4 or 5 characters reference no. as provided by billing corporation |
| Temasek Club | NRIC No. with Prefix |
| Warren Golf & Country Club | 8 or 10 characters reference no. as provided by billing corporation |
| Courts (S) Pte Ltd | 12 digit reference no. |
| Isetan (S) Pte Ltd | 16 digit card no. (without hyphen) |
| NUS Society | 6 character (1 alphabet, 4 digits & 1 alphabet, or 2 alphabets, 3 digits & 1 alphabet) reference no. as provided by billing corporation |
| SAFRA National Service Association | NRIC No. with Prefix |
| M1 Limited | Account No. with billing corporation as shown on statement |
| StarHub Ltd | Account No. (eg: 1.xxxxxxxxA) with StarHub Ltd as displayed on the right hand corner of your bill |
| Town Council-Aljunied-Hg-PgEast | 11 digit reference no. |
| Town Council-Ang Mo Kio | 11 digit reference no. |
| Town Council-Bishan-Toa Payoh | 11 digit reference no. |
| Town Council-Chua Chu Kang | 11 digit reference no. |
| Town Council-East Coast | 11 digit reference no. |
| Town Council-Holland-BtPanjang | 11 digit reference no. |
| Town Council-Jurong | 11 digit reference no. |
| Town Council-Marine Parade | 11 digit reference no. |
| Town Council-Moulmein-Kallang | 11 digit reference no. |
| Town Council-Nee Soon | 11 digit reference no. |
| Town Council-Pasir Ris-Punggol | 11 digit reference no. |
| Town Council-Potong Pasir | 11 digit reference no. |
| Town Council-Sembawang | 11 digit reference no. |
| Town Council-Tampines | 11 digit reference no. |
| Town Council-Tg Pagar | 11 digit reference no. |
| Town Council-West Coast | 11 digit reference no. |
| IRAS - Income Tax (Tax Ref No.) | Tax Reference Number, NRIC or FIN Number. 8 to 13 characters including spaces, e.g. A2183323B, S1234567D, F0190214T or 53062823 |
| IRAS – Others (Pymt Slip No.) | 14 digit Payment Slip No. |
| IRAS – Property Tax (Ptx Ref No.) | Please provide your property tax reference number which is found in your Property Tax Bill |
| CTC Travel | Please enter invoice number |
| Grabtaxi Pte Ltd | NRIC No. or FIN no. without the alphabet Minimum amount: $30.00 |
| Oanda Asia Pacific | Please enter Oanda trading account number |
| SP Services Ltd | 9 or 10 digits Account No. |
| SPH Ltd - Advertisement | 12 digit reference for bills starting with 01 or 02; 10 digit reference for bills starting with 06 |