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56,681 columns in the coverage ledger · read from /api/field-coverage on citytap-prod · source last observed Oct 11, 2026, 12:24 AM
3,026 datasets, 56,681 catalogued fields, 0 of them still unread. Every band below is a share of that, worst first. Open one to see its datasets.
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← What we have understood · Dataset page
Every field decided — Every field carries a verdict — which does not mean every field is understood.
Covered and uncovered alike, in the order the publisher lists them. A field with no verdict is one nobody has looked at yet.
| Field | Type | What we know | Meaning | How it was decided | Shared term |
|---|---|---|---|---|---|
| office_phone Office Phone | Text | Checked, no match | — | value_domain_readcard=11 nonnull=11 null=0 smallest=212-356-3851 largest=917-826-3715 top[8 of 11]={718-348-2928×1; 917-521-3742×1; 212-356-3851×1; 718-741-5049×1; 347-407-4559×1; 347-421-2897×1; 718-391-8365×1; 718-759-4893×1} | — |
| :@computed_region_92fq_4b7q City Council Districts | Number portal artifact | Checked, no match | — | portal_artifact matched by name, unread | — |
| :@computed_region_f5dn_yrer Community Districts | Number portal artifact | Checked, no match | — | portal_artifact matched by name, unread | — |
| :@computed_region_yeji_bk3q Borough Boundaries | Number portal artifact | Checked, no match | — | portal_artifact matched by name, unread | — |
| postcode Postcode | Number | Understood | place.zip ZIP Code | value_domain_read | zip |
| location_1 Location 1 | Point | Not enough to tell | — | datatype_projection matched by name, unread | — |
| latitude Latitude | Number | Understood | geometry.latitude Latitude | value_domain_readsmallest=40.581681 largest=40.882178 sum=2484.925493 average=40.73648349180328 | — |
| office_address Office Address | Text | Understood | place.street_address Street address | value_domain_readtop[8 of 10]={131 Livingston St | — |
| council_district Council District | Number | Understood | place.council_district City Council District | value_domain_read | council_district |
| :@computed_region_efsh_h5xi Zip Codes | Number portal artifact | Checked, no match | — | portal_artifact matched by name, unread | — |
| bin BIN | Number | Understood | place.bin Building Identification Number | operator_cohort matched by name, unread | bin |
| bbl BBL | Number | Understood | place.bbl Borough-Block-Lot | value_domain_read | bbl |
| field_support_liaisondeputy_dir_student_svcs Field Support LiaisonDeputy Dir., Student Svcs. | Text | Understood | actor.person_name Person name | value_domain_readsmallest=Andy Siu Hei Szeto largest=Vincent Asaro top[8 of 20]={Jimmy Liu×1; Samuel Akel×1; Thomas Lopez×1; Arleen Milton×1; Veronica Jackson×1; Roger Bradley×1; Ruth Colton×1; Gladys De la Cruz×1} | — |
| census_tract Census Tract | Number | Checked, no match | — | value_domain_read | — |
| longitude Longitude | Number | Understood | geometry.longitude Longitude | value_domain_readsmallest=-74.141818 largest=-73.787436 sum=-4509.584384 average=-73.92761285245902 | — |
| nta NTA | Text | Checked, no match | — | value_domain_read | — |
| borough Borough | Text | Checked, no match | — | value_domain_read | — |
| :@computed_region_sbqj_enih Police Precincts | Number portal artifact | Checked, no match | — | portal_artifact matched by name, unread | — |
| borough_districts Borough/(Districts) | Text | Checked, no match | — | value_domain_readcard=45 nonnull=1376 null=0 smallest=1 largest=9 top[8 of 20]={27×103; 78K×80; 21×75; 31×64; 78Q×57; 78X×43; 18×42; 9×42} | — |
| community_board Community Board | Number | Checked, no match | — | value_domain_read | — |