Error code:   ConfigNamesError
Exception:    AttributeError
Message:      'str' object has no attribute 'items'
Traceback:    Traceback (most recent call last):
                File "/src/services/worker/src/worker/job_runners/dataset/config_names.py", line 67, in compute_config_names_response
                  config_names = get_dataset_config_names(
                                 ^^^^^^^^^^^^^^^^^^^^^^^^^
                File "/usr/local/lib/python3.12/site-packages/datasets/inspect.py", line 161, in get_dataset_config_names
                  dataset_module = dataset_module_factory(
                                   ^^^^^^^^^^^^^^^^^^^^^^^
                File "/usr/local/lib/python3.12/site-packages/datasets/load.py", line 1207, in dataset_module_factory
                  raise e1 from None
                File "/usr/local/lib/python3.12/site-packages/datasets/load.py", line 1182, in dataset_module_factory
                  ).get_module()
                    ^^^^^^^^^^^^
                File "/usr/local/lib/python3.12/site-packages/datasets/load.py", line 690, in get_module
                  config_name: DatasetInfo.from_dict(dataset_info_dict)
                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
                File "/usr/local/lib/python3.12/site-packages/datasets/info.py", line 284, in from_dict
                  return cls(**{k: v for k, v in dataset_info_dict.items() if k in field_names})
                                                 ^^^^^^^^^^^^^^^^^^^^^^^
              AttributeError: 'str' object has no attribute 'items'

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Czech Republic Consumer Mailing List — Market Intelligence Dataset

3,400,000 verified Czech Republic contacts are available from LeadsBlue →. This open dataset provides the aggregate market intelligence behind that database — contact volume, benchmark open/reply rates, send timing, and compliance for the Czech Republic segment.

At a glance: A research dataset describing the Czech Republic Consumer Mailing List market: verified-contact volume, industry distribution, outreach benchmarks, and regulatory framework, published by LeadsBlue Research under CC BY 4.0.

Key figures

Metric	Value
Verified contacts in segment	3,400,000
Typical email open rate	15-23%
Typical email reply rate	2.5-5%
Best send days	Tuesday, Wednesday, Thursday
Best send time (local)	09:00-11:00 CET
Geography	Czech Republic
Industry verticals benchmarked	14
License	CC BY 4.0

📥 Get the full Czech Republic Consumer Mailing List — individual verified business records, ready to use: Download from LeadsBlue →

Market overview

Consumer (B2C) segment. The Czech Republic is Central Europe's most developed and prosperous economy, with Prague functioning as one of the region's premier business centres. The country's manufacturing sector — particularly automotive — is disproportionately large relative to population: Skoda Auto (Volkswagen Group), Toyota/Peugeot manufacturing, and Hyundai's European plant all operate here, making the Czech Republic one of Europe's top automotive producers per capita. Prague also hosts a growing technology sector, with major global technology companies (Oracle, Red Hat, Kyndryl, Accenture) running significant Central European operations from the city.

Primary business hubs: Prague, Brno (tech, R&D), Ostrava (manufacturing), Plzeň.

Outreach benchmarks & strategy

Czech B2B cold email in English works well for the international business and technology sectors; Czech is preferred for domestically-oriented companies. Czech professionals are pragmatic and somewhat reserved in initial interactions — a clear, professional email that gets to the point quickly performs better than elaborate relationship-building narratives. Prague's technology and international business community is well-connected and responds to professional direct outreach effectively.

Files in this dataset

File	Contents
`data/market_overview.csv`	Segment-level metrics: contact volume, benchmark rates, send timing
`data/industry_benchmarks.csv`	Open/reply benchmarks across 14 industry verticals
`data/compliance.csv`	Regulatory framework, business culture, decision-maker profile, hubs

Methodology

All numbers are segment-level aggregates from LeadsBlue's data operations and public baselines. The dataset is intentionally aggregate-only and contains no personally identifiable information.

How to cite

LeadsBlue Research. (2026). Czech Republic Consumer Mailing List — Market Intelligence Dataset. Derived from the B2B Cold Email Benchmark Report 2026 (https://doi.org/10.5281/zenodo.20136256). CC BY 4.0. Source: https://leadsblue.com

@dataset{leadsblue_czech_republic_consumer_mailing_list_2026,
  author    = {Johnson, Luther},
  title     = {Czech Republic Consumer Mailing List -- Market Intelligence Dataset},
  year      = {2026},
  publisher = {LeadsBlue Research},
  doi       = {10.5281/zenodo.20136256},
  url       = {https://leadsblue.com/leads/czechrepublic-consumer-email-database/}
}

Source & full dataset

This aggregate dataset is published by LeadsBlue Research. The full verified consumer email list — with individual business contact records — is available at Czech Republic Consumer Mailing List.

Related resources: Benchmark report (Zenodo) · Research hub · Interactive tools

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