Contact list cleanup
1,757 messy rows in.1,500 clean contacts out.
Delivered as one Excel file: the clean list, a change log, and a short list of questions.
before-contacts-export_2026-10-02.csvphones in 14 layoutsdates in 13 layouts
| Row | Name | Phone | Date Added | |
|---|---|---|---|---|
| 14 | Hall, Justin | <justin.hall@darrowgate.example> | (905) 555-0141 | 04/14/2021 |
| 377 | Christine Ivanov | civanov@perrinmere.example | 716.555.0187 | January 23, 2024 |
| 1322 | karen chen | kchen@sablestead.example | 1-716-555-0198 | 11/19/2022 17:18 |
| 1614 | Jonathan Bélanger | jonathan@tansyridge.example | (773) 555-0125 | 04/04/2022 |
| 1679 | David Gauthier | Dgauthier@fathomvale.Example | 8025550177 | 2/20/19 |
before-contacts-export_2026-10-02.csvthe same person, entered twice
| Row | Name | Phone | Date Added | |
|---|---|---|---|---|
| 55 | Donna Lewis | donna.lewis@mirrenfield.example | (250) 555-0199 ext 786 | 2024-09-24 |
| 1442 | donna lewis | DONNA.LEWIS@MIRRENFIELD.EXAMPLE | 1-250-555-0199 ext. 786 | 09/24/2024 |
| 161 | Pamela Wang | pamela.wang@fathomvale.example | (802) 555-0180 x531 | 2019-02-11 |
| 1273 | WANG, PAMELA | pamela.wang@fathomvale.example | 8025550180 ext 531 | 11/02/2019 |
| Row | First Name | Last Name | Phone | Ext | Date Added | |
|---|---|---|---|---|---|---|
| 12 | Justin | Hall | justin.hall@darrowgate.example | (905) 555-0141 | 2021-04-14 | |
| 53 | Donna | Lewis | donna.lewis@mirrenfield.example | (250) 555-0199 | 786 | 2024-09-24 |
| 158 | Pamela | Wang | pamela.wang@fathomvale.example | (802) 555-0180 | 531 | 2019-02-11 |
| 371 | Christine | Ivanov | civanov@perrinmere.example | (716) 555-0187 | 2024-01-23 | |
| 1208 | Karen | Chen | kchen@sablestead.example | (716) 555-0198 | 2022-11-19 | |
| 1414 | Jonathan | Bélanger | jonathan@tansyridge.example | (773) 555-0125 | 2022-04-04 | |
| 1446 | David | Gauthier | dgauthier@fathomvale.example | (802) 555-0177 | 2019-02-20 |
What was fixed
- Duplicates: 257 repeat rows combined, each one listed so nothing is lost
- Names: split into first and last name, with proper capitals
- Phones, dates, provinces, states and postal codes: one format each
- Clutter: stray spaces, N/A fillers, blank rows and damaged accents cleaned up
The checks
- Every row accounted for: 1,757 in, 1,500 clean plus 257 combined
- Every email, phone number and ID traced back to the original file
- Nothing guessed: 182 unclear rows flagged, with 11 short questions
- A change log that counts every change, delivered with the file
Starter cleanup: 1 file, up to 2,000 rows, change log. Delivery: 2 days.