FPDS Query Library
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Fax No

Telephone fax number recorded for the vendor's location in the IDV vendor site details. It identifies a specific contact channel associated with the vendor site rather than the award, contract action, or parent entity.

Family: IDV
Category: Vendor Site Details
Data Type: string
Semantic Type: attribute
Mapping: flattened_fpds_xml_field
AI Confidence: high

Variable Overview

FPDS Query Variable
content__IDV__vendor__vendorSiteDetails__vendorLocation__faxNo
Title
Fax No
FPDS Path
IDV/vendor/vendorSiteDetails/vendorLocation/faxNo
Description
Telephone fax number recorded for the vendor's location in the IDV vendor site details. It identifies a specific contact channel associated with the vendor site rather than the award, contract action, or parent entity.
Business Meaning
This field helps analysts validate vendor contact information, distinguish between vendor locations, and support matching or cleansing workflows when multiple site records exist. It can be useful in entity resolution, outreach support, and assessing the completeness of vendor location data in FPDS extracts.
Example Value
8006588801
Observed Non-Null Count
2,668,704

FPDS Compare

FPDS Query Variable
content__IDV__vendor__vendorSiteDetails__vendorLocation__faxNo
FPDS XML Path
IDV/vendor/vendorSiteDetails/vendorLocation/faxNo
Mapping Type
flattened_fpds_xml_field
Comparison Summary
FPDS Query flattens the original nested FPDS XML path 'IDV/vendor/vendorSiteDetails/vendorLocation/faxNo' into the SQL-ready variable 'content__IDV__vendor__vendorSiteDetails__vendorLocation__faxNo'.

Use Cases

  • Dictionary lookup and field explanation
  • SQL filtering and grouping
  • Analytical reporting and reusable query building
  • Contractor profiling and competitor analysis

Common Usage

  • vendor contact data validation
  • duplicate or location matching
  • data quality profiling

Common Mistakes

  • using it as a unique identifier
  • joining on raw formatted strings without normalization

Query Guidance

Use this field for filtering, profiling, or cleansing rather than for relational joins. In SQL, standardize the value before comparison, for example by removing non-digit characters, and test for NULL or empty strings separately when measuring data completeness.

SQL Examples

Preview values

SELECT
    content__IDV__vendor__vendorSiteDetails__vendorLocation__faxNo AS fax_no
FROM fpds.data
WHERE content__IDV__vendor__vendorSiteDetails__vendorLocation__faxNo IS NOT NULL
LIMIT 25

Top values

SELECT
    content__IDV__vendor__vendorSiteDetails__vendorLocation__faxNo AS value,
    count() AS record_count
FROM fpds.data
WHERE content__IDV__vendor__vendorSiteDetails__vendorLocation__faxNo IS NOT NULL
GROUP BY value
ORDER BY record_count DESC
LIMIT 25

Each dictionary item includes SQL-ready examples generated alongside the variable metadata, allowing immediate use in FPDS Query for filtering, aggregation, and analysis.